html {
  font-size: 62.5%;
}

body {
  background: #fff;
  color: #292929;
  font-family: "Noto Sans JP", sans-serif;
  overflow-wrap: break-word;
  -webkit-text-size-adjust: 100%;
  overflow-x: hidden;
  position: relative;
  width: 100%;
  min-width: 100%;
  word-wrap: break-word;
}

* {
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
}

*::before,
*::after {
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  -webkit-transition: 0.4s;
  transition: 0.4s;
}

button,
input[type=submit],
input[type=button] {
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  background-color: transparent;
  border: none;
  cursor: pointer;
  outline: none;
  padding: 0;
}

p,
li,
a,
dt,
dd,
span,
th,
td {
  font-size: clamp(1.5rem, 2vw, 2rem);
  font-weight: 400;
  line-height: 1.8;
}

a {
  color: #111;
  outline: none;
  text-decoration: none;
  -webkit-transition: all 0.3s;
  transition: all 0.3s;
}

a:hover {
  text-decoration: none;
}

img {
  display: block;
  margin-right: auto;
  margin-left: auto;
  width: 100%;
}

span {
  font-size: 100%;
}

/*----- flexbox -----*/
/*---------------------
margin-bottom
---------------------*/
.u-mb10 {
  margin-bottom: 10px;
}

.u-mb20 {
  margin-bottom: 20px;
}

.u-mb30 {
  margin-bottom: 30px;
}

@media screen and (max-width: 1220px) {
  .u-mb30 {
    margin-bottom: 24px;
  }
}

@media screen and (max-width: 1024px) {
  .u-mb30 {
    margin-bottom: 18px;
  }
}

@media screen and (max-width: 768px) {
  .u-mb30 {
    margin-bottom: 12px;
  }
}

.u-mb40 {
  margin-bottom: 40px;
}

@media screen and (max-width: 1220px) {
  .u-mb40 {
    margin-bottom: 32px;
  }
}

@media screen and (max-width: 1024px) {
  .u-mb40 {
    margin-bottom: 24px;
  }
}

@media screen and (max-width: 768px) {
  .u-mb40 {
    margin-bottom: 16px;
  }
}

.u-mb50 {
  margin-bottom: 50px;
}

@media screen and (max-width: 1220px) {
  .u-mb50 {
    margin-bottom: 40px;
  }
}

@media screen and (max-width: 1024px) {
  .u-mb50 {
    margin-bottom: 30px;
  }
}

@media screen and (max-width: 768px) {
  .u-mb50 {
    margin-bottom: 20px;
  }
}

.u-mb60 {
  margin-bottom: 60px;
}

.u-mb0 {
  margin-bottom: 20px;
}

@media screen and (max-width: 1220px) {
  .u-mb60 {
    margin-bottom: 48px;
  }
}

@media screen and (max-width: 1024px) {
  .u-mb60 {
    margin-bottom: 36px;
  }
}

@media screen and (max-width: 768px) {
  .u-mb60 {
    margin-bottom: 24px;
  }
}

.u-mb70 {
  margin-bottom: 70px;
}

@media screen and (max-width: 1220px) {
  .u-mb70 {
    margin-bottom: 56px;
  }
}

@media screen and (max-width: 1024px) {
  .u-mb70 {
    margin-bottom: 42px;
  }
}

@media screen and (max-width: 768px) {
  .u-mb70 {
    margin-bottom: 28px;
  }
}

.u-mb80 {
  margin-bottom: 50px;
}

.u-mb00 {
  margin-bottom: 0px;
}

@media screen and (max-width: 1220px) {
  .u-mb80 {
    margin-bottom: 64px;
  }
}

@media screen and (max-width: 1024px) {
  .u-mb80 {
    margin-bottom: 48px;
  }
}

@media screen and (max-width: 768px) {
  .u-mb80 {
    margin-bottom: 32px;
  }
}

.u-mb90 {
  margin-bottom: 90px;
}

@media screen and (max-width: 1220px) {
  .u-mb90 {
    margin-bottom: 72px;
  }
}

@media screen and (max-width: 1024px) {
  .u-mb90 {
    margin-bottom: 54px;
  }
}

@media screen and (max-width: 768px) {
  .u-mb90 {
    margin-bottom: 36px;
  }
}

.u-mb100 {
  margin-bottom: 100px;
}

@media screen and (max-width: 1220px) {
  .u-mb100 {
    margin-bottom: 80px;
  }
}

@media screen and (max-width: 1024px) {
  .u-mb100 {
    margin-bottom: 60px;
  }
}

@media screen and (max-width: 768px) {
  .u-mb100 {
    margin-bottom: 40px;
  }
}

.u-mb110 {
  margin-bottom: 110px;
}

@media screen and (max-width: 1220px) {
  .u-mb110 {
    margin-bottom: 88px;
  }
}

@media screen and (max-width: 1024px) {
  .u-mb110 {
    margin-bottom: 66px;
  }
}

@media screen and (max-width: 768px) {
  .u-mb110 {
    margin-bottom: 44px;
  }
}

.u-mb120 {
  margin-bottom: 120px;
}

@media screen and (max-width: 1220px) {
  .u-mb120 {
    margin-bottom: 96px;
  }
}

@media screen and (max-width: 1024px) {
  .u-mb120 {
    margin-bottom: 72px;
  }
}

@media screen and (max-width: 768px) {
  .u-mb120 {
    margin-bottom: 48px;
  }
}

.u-mb130 {
  margin-bottom: 130px;
}

@media screen and (max-width: 1220px) {
  .u-mb130 {
    margin-bottom: 104px;
  }
}

@media screen and (max-width: 1024px) {
  .u-mb130 {
    margin-bottom: 78px;
  }
}

@media screen and (max-width: 768px) {
  .u-mb130 {
    margin-bottom: 52px;
  }
}

.u-mb140 {
  margin-bottom: 140px;
}

@media screen and (max-width: 1220px) {
  .u-mb140 {
    margin-bottom: 112px;
  }
}

@media screen and (max-width: 1024px) {
  .u-mb140 {
    margin-bottom: 84px;
  }
}

@media screen and (max-width: 768px) {
  .u-mb140 {
    margin-bottom: 56px;
  }
}

.u-mb150 {
  margin-bottom: 150px;
}

@media screen and (max-width: 1220px) {
  .u-mb150 {
    margin-bottom: 120px;
  }
}

@media screen and (max-width: 1024px) {
  .u-mb150 {
    margin-bottom: 90px;
  }
}

@media screen and (max-width: 768px) {
  .u-mb150 {
    margin-bottom: 60px;
  }
}

.u-mb160 {
  margin-bottom: 160px;
}

@media screen and (max-width: 1220px) {
  .u-mb160 {
    margin-bottom: 128px;
  }
}

@media screen and (max-width: 1024px) {
  .u-mb160 {
    margin-bottom: 96px;
  }
}

@media screen and (max-width: 768px) {
  .u-mb160 {
    margin-bottom: 64px;
  }
}

.u-mb170 {
  margin-bottom: 170px;
}

@media screen and (max-width: 1220px) {
  .u-mb170 {
    margin-bottom: 136px;
  }
}

@media screen and (max-width: 1024px) {
  .u-mb170 {
    margin-bottom: 102px;
  }
}

@media screen and (max-width: 768px) {
  .u-mb170 {
    margin-bottom: 68px;
  }
}

.u-mb180 {
  margin-bottom: 180px;
}

@media screen and (max-width: 1220px) {
  .u-mb180 {
    margin-bottom: 144px;
  }
}

@media screen and (max-width: 1024px) {
  .u-mb180 {
    margin-bottom: 108px;
  }
}

@media screen and (max-width: 768px) {
  .u-mb180 {
    margin-bottom: 72px;
  }
}

.u-mb190 {
  margin-bottom: 190px;
}

@media screen and (max-width: 1220px) {
  .u-mb190 {
    margin-bottom: 152px;
  }
}

@media screen and (max-width: 1024px) {
  .u-mb190 {
    margin-bottom: 114px;
  }
}

@media screen and (max-width: 768px) {
  .u-mb190 {
    margin-bottom: 76px;
  }
}

.u-mb200 {
  margin-bottom: 200px;
}

@media screen and (max-width: 1220px) {
  .u-mb200 {
    margin-bottom: 160px;
  }
}

@media screen and (max-width: 1024px) {
  .u-mb200 {
    margin-bottom: 120px;
  }
}

@media screen and (max-width: 768px) {
  .u-mb200 {
    margin-bottom: 80px;
  }
}

/*---------------------
u-display
---------------------*/
.u-display--pc {
  display: block;
}

@media screen and (max-width: 768px) {
  .u-display--pc {
    display: none;
  }
}

.u-display--md {
  display: none;
}

@media screen and (max-width: 768px) {
  .u-display--md {
    display: block;
  }
}

.u-display--smd {
  display: none;
}

@media screen and (max-width: 580px) {
  .u-display--smd {
    display: block;
  }
}

/*---------------------
fade
---------------------*/
.u-fade {
  opacity: 0;
  -webkit-transform: translateY(-50px);
  transform: translateY(-50px);
  -webkit-transition: all 0.8s;
  transition: all 0.8s;
}

.u-fade_fv {
  -webkit-animation: fadein 0.8s;
  animation: fadein 0.8s;
}

@-webkit-keyframes fadein {
  0% {
    opacity: 0;
    -webkit-transform: translateY(-50px);
    transform: translateY(-50px);
  }

  100% {
    opacity: 1;
    -webkit-transform: translateY(0px);
    transform: translateY(0px);
  }
}

@keyframes fadein {
  0% {
    opacity: 0;
    -webkit-transform: translateY(-50px);
    transform: translateY(-50px);
  }

  100% {
    opacity: 1;
    -webkit-transform: translateY(0px);
    transform: translateY(0px);
  }
}

/*----- flexbox -----*/
/*------------------------------------------
c-wrapper
------------------------------------------*/
.c-wrapper {
  margin-left: auto;
  margin-right: auto;
  width: min(92%, 1000px);
}

/*------------------------------------------
c-card
------------------------------------------*/
.c-card {
  padding-top: clamp(4rem, 8vw, 8rem);
  padding-bottom: clamp(5rem, 10vw, 10rem);
}

/*----- flexbox -----*/
/*------------------------------------------
p-btn_area
------------------------------------------*/
.p-btn_area {
  background: #f1f1f1;
  -webkit-filter: drop-shadow(5px 5px 8px rgba(0, 0, 0, 0.2));
  filter: drop-shadow(5px 5px 8px rgba(0, 0, 0, 0.2));
  padding: clamp(2rem, 5vw, 5rem);
  position: relative;
  top: -3rem;
  margin-right: auto;
  margin-left: auto;
  width: min(90%, 900px);
  z-index: 1;
}

@media screen and (max-width: 768px) {
  .p-btn_area {
    -webkit-filter: drop-shadow(2px 2px 3px rgba(0, 0, 0, 0.2));
    filter: drop-shadow(2px 2px 3px rgba(0, 0, 0, 0.2));
    padding: 0 2rem 3rem;
    top: -2rem;
  }
}

.p-btn_area__arrow {
  display: none;
  position: relative;
  top: -2rem;
  width: min(20%, 124px);
}

@media screen and (max-width: 768px) {
  .p-btn_area__arrow {
    display: block;
  }
}

.p-btn_area__btn {
  display: block;
  margin-right: auto;
  margin-bottom: 2rem;
  margin-left: auto;
  width: min(80%, 558px);
}

@media screen and (max-width: 768px) {
  .p-btn_area__btn {
    position: relative;
    top: -2rem;
    margin-bottom: 0;
  }
}

@media screen and (max-width: 580px) {
  .p-btn_area__btn {
    width: min(95%, 558px);
  }
}

.p-btn_area__text_box {
  line-height: 1.6;
  text-align: center;
}

.p-btn_area__text_box strong {
  color: #d50000;
}

@media screen and (max-width: 580px) {
  .p-btn_area__text_box {
    text-align: start;
  }
}

/*------------------------------------------
zoom
------------------------------------------*/
.p-form_zoom {
  -webkit-animation: zoom_btn alternate ease-in-out 0.6s infinite;
  animation: zoom_btn alternate ease-in-out 0.6s infinite;
  -webkit-transform: scale(0.95, 0.95);
  transform: scale(0.95, 0.95);
}

@-webkit-keyframes zoom_btn {
  100% {
    -webkit-transform: scale(1, 1);
    transform: scale(1, 1);
  }
}

@keyframes zoom_btn {
  100% {
    -webkit-transform: scale(1, 1);
    transform: scale(1, 1);
  }
}

/*----- flexbox -----*/
/* ------------------------------------------------------------
webp
------------------------------------------------------------ */
.webp .l-fv__inner {
  background: url(../image/tu_03.jpg) no-repeat center center/cover;
}

.webp .l-fv__inner2 {
  background: url(../image/ai-bg.jpg) no-repeat center center/cover;
}

.webp .l-fv__inner3 {
  background: url(../image/white-particle.jpg) no-repeat center center/cover;
}

.webp .l-archivement {
  background: url(../image/archivement_bg.webp) no-repeat center center/cover;
  background-attachment: fixed;
}

@media screen and (max-width: 768px) {
  .webp .l-archivement {
    background-attachment: scroll;
  }
}

.no-webp .l-fv__inner {
  background: url(../image/fv_bg.jpg) no-repeat center center/cover;
}

.no-webp .l-fv__inner2 {
  background: url(../image/ai-bg.jpg) no-repeat center center/cover;
}

.no-webp .l-fv__inner3 {
  background: url(../image/white-particle.jpg) no-repeat center center/cover;
}

.no-webp .l-archivement {
  background: url(../image/archivement_bg.jpg) no-repeat center center/cover;
  background-attachment: fixed;
}

@media screen and (max-width: 768px) {
  .no-webp .l-archivement {
    background-attachment: scroll;
  }
}

/* ------------------------------------------------------------
l-fv
------------------------------------------------------------ */
.l-fv__inner {
  position: relative;
  z-index: -1;
}

.l-fv__inner img {
  width: min(100%, 800px);
}


.l-fv__inner2 {
  position: relative;
  z-index: -1;
}

.l-fv__inner2 img {
  width: min(90%, 800px);
}


/* ------------------------------------------------------------
l-step
------------------------------------------------------------ */
.l-step {
  background-attachment: fixed;
}

.l-step__title h2 {
  font-size: clamp(2.5rem, 4vw, 4rem);
  text-align: center;
}

.l-step__title h2 span {
  background: -webkit-gradient(linear, left top, left bottom, color-stop(70%, transparent), color-stop(70%, #e1e1e1));
  background: linear-gradient(transparent 70%, #e1e1e1 70%);
  -webkit-box-decoration-break: clone;
  box-decoration-break: clone;
  font-weight: 600;
  padding-right: 0.2em;
  padding-left: 0.2em;
}

.l-step__title h2 span em {
  color: #e52020;
  font-style: normal;
}

.l-step__title h3 {
  font-size: clamp(2.5rem, 4vw, 4rem);
  text-align: center;
}

.l-step__title h3 span {

  -webkit-box-decoration-break: clone;
  box-decoration-break: clone;
  font-weight: 600;
  padding-right: 0.2em;
  padding-left: 0.2em;
}

.l-step__title h3 span em {
  color: #e52020;
  font-style: normal;
}




@media screen and (max-width: 768px) {
  .l-step img {
    width: 70%;
  }
}

@media screen and (max-width: 414px) {
  .l-step img {
    width: 100%;
  }
}

/* ------------------------------------------------------------
l-archivement
------------------------------------------------------------ */
.l-archivement__title h2 {
  font-size: clamp(2.5rem, 4vw, 4rem);
  text-align: center;
}

.l-archivement__title h2 span {
  background: -webkit-gradient(linear, left top, left bottom, color-stop(70%, transparent), color-stop(70%, #292929));
  background: linear-gradient(transparent 70%, #292929 70%);
  -webkit-box-decoration-break: clone;
  box-decoration-break: clone;
  color: #fff;
  font-weight: 600;
  padding-right: 0.2em;
  padding-left: 0.2em;
}

.l-archivement__title h2 span em {
  color: #e52020;
  font-style: normal;
}

@media screen and (max-width: 768px) {
  .l-archivement__table--pc {
    display: none;
  }
}

.l-archivement__table--pc table {
  border-collapse: collapse;
  border-spacing: 0;
  color: #fff;
  width: 100%;
}

.l-archivement__table--pc table tr {
  width: 20%;
}

.l-archivement__table--pc table tr:nth-child(odd) {
  background: #4c4d51;
}

.l-archivement__table--pc table tr:nth-child(even) {
  background: rgba(0, 0, 0, 0.5);
}

.l-archivement__table--pc table tr th {
  font-weight: 600;
  padding: 1rem 2rem;
}

.l-archivement__table--pc table tr td {
  padding: 1rem 2rem;
}

.l-archivement__table--pc table tr td:last-child {
  color: #fcff27;
  font-weight: 600;
}

.l-archivement__table--pc table tr td:last-child strong {
  font-size: 150%;
}

.l-archivement__table--pc table tr td span {
  color: #b1b1b1;
  display: block;
  line-height: 1.5;
  font-size: 80%;
}

.l-archivement__table--sp {
  display: none;
}

@media screen and (max-width: 768px) {
  .l-archivement__table--sp {
    display: block;
  }
}

.l-archivement__table--sp p {
  color: #fff;
  font-size: clamp(1.3rem, 1.6vw, 1.6rem);
}

.l-archivement__table--sp .table_wrap {
  overflow-x: scroll;
}

.l-archivement__table--sp .table_wrap table {
  border-collapse: collapse;
  border-spacing: 0;
  color: #fff;
  table-layout: fixed;
  width: 700px;
  white-space: nowrap;
}

.l-archivement__table--sp .table_wrap table tr:nth-child(odd) {
  background: #4c4d51;
}

.l-archivement__table--sp .table_wrap table tr:nth-child(even) {
  background: rgba(0, 0, 0, 0.5);
}

.l-archivement__table--sp .table_wrap table tr th {
  font-weight: 600;
  padding: 1rem 2rem;
}

.l-archivement__table--sp .table_wrap table tr td {
  padding: 1rem 2rem;
}

.l-archivement__table--sp .table_wrap table tr td:nth-child(2) {
  color: #fcff27;
  font-weight: 600;
}

.l-archivement__table--sp .table_wrap table tr td:nth-child(2) strong {
  font-size: 150%;
}

.l-archivement__table--sp .table_wrap table tr td span {
  color: #b1b1b1;
  display: block;
  line-height: 1.5;
  font-size: 80%;
}

@media screen and (max-width: 768px) {
  .l-archivement img {
    width: 80%;
  }
}

@media screen and (max-width: 580px) {
  .l-archivement img {
    width: 90%;
  }
}

@media screen and (max-width: 340px) {
  .l-archivement img {
    width: 100%;
  }
}

/* ------------------------------------------------------------
l-future
------------------------------------------------------------ */
.l-future__title h2 {
  font-size: clamp(2.5rem, 4vw, 4rem);
  text-align: center;
}

.l-future__title h2 span {
  background: -webkit-gradient(linear, left top, left bottom, color-stop(70%, transparent), color-stop(70%, #e1e1e1));
  background: linear-gradient(transparent 70%, #e1e1e1 70%);
  -webkit-box-decoration-break: clone;
  box-decoration-break: clone;
  font-weight: 600;
  padding-left: 0.2em;
}

.l-future__title h2 span em {
  color: #2da37b;
  font-style: normal;
}

.l-future__img {
  -webkit-filter: drop-shadow(5px 5px 8px rgba(0, 0, 0, 0.2));
  filter: drop-shadow(5px 5px 8px rgba(0, 0, 0, 0.2));
}

@media screen and (max-width: 768px) {
  .l-future__img {
    width: 80%;
  }
}

@media screen and (max-width: 580px) {
  .l-future__img {
    width: 95%;
  }
}

@media screen and (max-width: 414px) {
  .l-future__img {
    -webkit-filter: drop-shadow(2px 2px 3px rgba(0, 0, 0, 0.2));
    filter: drop-shadow(2px 2px 3px rgba(0, 0, 0, 0.2));
    width: 100%;
  }
}

.l-future__arrow {
  width: min(30%, 149px);
}

/* ------------------------------------------------------------
l-footer
------------------------------------------------------------ */
.l-footer {
  background: #263147;
  padding: 4rem 0;
  width: 100%;
}

@media screen and (max-width: 768px) {
  .l-footer {
    padding: 3rem 0;
  }
}

.l-footer__copy {
  color: #fff;
  font-size: 1.6rem;
  text-align: center;
}

@media screen and (max-width: 768px) {
  .l-footer__copy {
    font-size: 1.4rem;
  }
}

@media screen and (max-width: 414px) {
  .l-footer__copy {
    font-size: 1.2rem;
  }
}

/* float left */
.btn11 {
  position: fixed;
  bottom: 0px;
  right: 0px;
  left: 0px;
  text-align: center;
  z-index: 100;
  margin: 0;
}

.btn11 a {
  display: inline-block;
  text-align: center;
  font-size: 100%;
  font-weight: bold;
  background: #e52020;
  color: #ffffff;
  font-size: 20px;
  padding: 20px 60px;
  margin: 20px 0;
  border-radius: 5px;
  animation: switch 1.5s ease-out infinite;
}

@keyframes switch {
  0% {
      -webkit-transform: scale3d(1, 1, 1);
      transform: scale3d(1, 1, 1);
  }

  50% {
      -webkit-transform: scale3d(0.8, 0.8, 0.8);
      transform: scale3d(0.8, 0.8, 0.8);
  }

  100% {
      -webkit-transform: scale3d(1, 1, 1);
      transform: scale3d(1, 1, 1);
  }
}
